Space Invaders on your wrist: the glory years of Casio video game watches

Over the last couple of weeks I have been tidying our attic, and while the general aim has been to prevent its contents from collapsing through the ceiling, I have a side-mission. My most valued possession when I was twelve was a Casio GD-8 Car Race watch – a digital timepiece that included a built-in racing game on its tiny monochrome LCD display. Two big buttons on the front let you steer left and right to avoid incoming vehicles and your aim was to stay alive as long as possible. I lost count of the number of times it was confiscated by teachers at my school. I used to lend it to the hardest boys in the year, thereby guaranteeing me protection against bullies. As a socially inept nerd, this was invaluable to my survival. I’m pretty sure I still have the watch somewhere, and my determination to find it has been augmented by a recent discovery: these things are valuable now. Casio started making digital watches in the mid-1970s, using technology it had developed in the calculator mar ... Read full article.